CVE-2015-2426

HIGH KEV

Windows Adobe Type Manager Library - RCE

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2015-2426 is actively exploited and listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added March 28, 2022. EIP tracks 2 public exploits from researchers including Metasploit, Eugene Ching, Mateusz Jurczyk, Cedric Halbronn, juan vazquez, including a Metasploit module exploits/windows/local/ms15_078_atmfd_bof.

AI-analyzed exploit summary This Metasploit module exploits a pool-based buffer overflow in the Windows font driver (atmfd.dll) via a malformed font, achieving local privilege escalation on vulnerable Windows 8.1 x64 systems. It leverages reflective DLL injection and targets specific win32k.sys versions.

Description

Buffer underflow in atmfd.dll in the Windows Adobe Type Manager Library in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows remote attackers to execute arbitrary code via a crafted OpenType font, aka "OpenType Font Driver Vulnerability."

Exploits (2)

exploitdb WORKING POC VERIFIED
by Metasploit · rubylocalwindows_x86-64
https://www.exploit-db.com/exploits/38222

This Metasploit module exploits a pool-based buffer overflow in the Windows font driver (atmfd.dll) via a malformed font, achieving local privilege escalation on vulnerable Windows 8.1 x64 systems. It leverages reflective DLL injection and targets specific win32k.sys versions.

Classification
Working Poc 95%
Attack Type
Lpe
Complexity
Complex
Reliability
Reliable
Target: Microsoft Windows 8.1 x64 (win32k.sys versions 6.3.9600.17393-17936)
Auth required
Prerequisites: Meterpreter session on target · Vulnerable win32k.sys version · Administrative or SYSTEM-level access to load malicious font
devstral-2 · analyzed Feb 16, 2026 Full analysis →
metasploit WORKING POC MANUAL
by Eugene Ching, Mateusz Jurczyk, Cedric Halbronn, juan vazquez · rubypocwin
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/local/ms15_078_atmfd_bof.rb

This Metasploit module exploits a pool-based buffer overflow in the atmfd.dll driver (CVE-2015-2426) by parsing a malformed font, achieving local privilege escalation on vulnerable Windows 8.1 x64 systems. It includes detailed offsets for multiple win32k.sys versions and leverages reflective DLL injection for payload execution.

Classification
Working Poc 100%
Attack Type
Lpe
Complexity
Complex
Reliability
Reliable
Target: Microsoft Windows 8.1 x64 (win32k.sys versions 6.3.9600.17393-17915)
No auth needed
Prerequisites: Meterpreter session on target · Vulnerable win32k.sys version
devstral-2 · analyzed Apr 24, 2026 Full analysis →

References (7)

Core 7
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1032991
Third Party Advisory, US Government Resource third-party-advisory x_refsource_cert-vn
http://www.kb.cert.org/vuls/id/103336
Patch, Vendor Advisory vendor-advisory x_refsource_ms
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-078
Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/38222/
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/75951

Scores

CVSS v3 8.8
EPSS 0.9175
EPSS Percentile 99.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation active
Automatable no
Technical Impact total

Details

CISA KEV 2022-03-28
VulnCheck KEV 2015-07-05
InTheWild.io 2015-07-05
ENISA EUVD EUVD-2015-2519
CWE
CWE-119 CWE-124
Status published
Products (11)
microsoft/windows_10
microsoft/windows_7
microsoft/windows_8
microsoft/windows_8.1
microsoft/windows_rt
microsoft/windows_rt_8.1
microsoft/windows_server_2008
microsoft/windows_server_2008 r2 sp1 (2 CPE variants)
microsoft/windows_server_2012
microsoft/windows_server_2012 r2
... and 1 more
Published Jul 20, 2015
KEV Added Mar 28, 2022
Tracked Since Feb 18, 2026